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Finding the Fourth Proportional to 6,355.32, 9,535.03 and 5,326.06

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Solution

The fourth proportional to 6,355.32, 9,535.03 and 5,326.06 is: 7,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.32 : 9,535.03 = 5,326.06 : x
  2. Step 2: Convert to fraction form
    6,355.32/9,535.03 = 5,326.06/x
  3. Step 3: Cross multiply
    6,355.32x = 9,535.03 × 5,326.06
  4. Step 4: Simplify right side
    6,355.32x = 50,784,140.49
  5. Step 5: Solve for x
    x = 50,784,140.49/6,355.32
  6. Step 6: Final answer
    x = 7,990.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.